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83.5×9.6+9.6×16.5=(83.5+16.5)×9.6,这是运用了(  )
分析:通过观察,在算式83.5×9.6+9.6×16.5中,加号两边的算式都含有因数9.6,因此,可运用乘法分配律简算.
解答:解:83.5×9.6+9.6×16.5=(83.5+16.5)×9.6,运用了乘法分配律.
故选:D.
点评:此题考查了学生对乘法分配律的掌握与运用情况.
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